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Security system

noun

Definitions

Noun
  1. 1
    A hardware system that prevents unauthorised intrusion into a premises, and reports such attempts.
  2. 2
    an electrical device that sets off an alarm when someone tries to break in wordnet
  3. 3
    A similar software system that prevents unauthorised access.
  4. 4
    (computing) a system that enforces boundaries between computer networks wordnet

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